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drivers: base: power: clock_ops: Use of_clk_get_parent_count() 

Use of_clk_get_parent_count() instead of open coding.

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Kefeng Wang 2019-05-27 20:05:35 +08:00 committed by Rafael J. Wysocki
parent cd6c84d8f0
commit 7e186d9de9
1 changed files with 2 additions and 2 deletions
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4
drivers/base/power/clock_ops.c
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@ -12,6 +12,7 @@
#include <linux/pm_clock.h>
#include <linux/clk.h>
#include <linux/clkdev.h>
#include <linux/of_clk.h>
#include <linux/slab.h>
#include <linux/err.h>
#include <linux/pm_domain.h>
@ -195,8 +196,7 @@ int of_pm_clk_add_clks(struct device *dev)
if (!dev || !dev->of_node)
return -EINVAL;
count = of_count_phandle_with_args(dev->of_node, "clocks",
"#clock-cells");
count = of_clk_get_parent_count(dev->of_node);
if (count <= 0)
return -ENODEV;